Expected to Open in 2018, the New Airport Will Have Four Runways in First Phase

HONG KONG—Beijing plans to spend around US$14 billion to build a new airport in the outskirts of the city to relieve congestion at its air travel gateway, already the world's second-busiest.

Set to open in 2018, the new airport will have four runways in its first phase and will handle nearly as many passengers as the existing Beijing Capital Airport, according to a newly released environmental-impact report by China's Ministry of...